3e4e303858
coreboot tables are, unlike general system tables, a platform independent concept. Hence, use the same code for coreboot table generation on all platforms. lib/coreboot_tables.c is based on the x86 version of the file, because some important fixes were missed on the ARMv7 version lately. Change-Id: Icc38baf609f10536a320d21ac64408bef44bb77d Signed-off-by: Stefan Reinauer <reinauer@coreboot.org> Reviewed-on: http://review.coreboot.org/2863 Reviewed-by: Ronald G. Minnich <rminnich@gmail.com> Reviewed-by: Aaron Durbin <adurbin@google.com> Tested-by: build bot (Jenkins)
82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2012 Google Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <string.h>
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#include <vendorcode/google/chromeos/chromeos.h>
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#include <arch/io.h>
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#include <device/device.h>
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#include <device/pci.h>
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#include <southbridge/intel/lynxpoint/pch.h>
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/* Compile-time settings for developer and recovery mode. */
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#define DEV_MODE_SETTING 1
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#define REC_MODE_SETTING 0
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#ifndef __PRE_RAM__
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#include <boot/coreboot_tables.h>
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#define GPIO_COUNT 6
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#define ACTIVE_LOW 0
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#define ACTIVE_HIGH 1
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static void fill_lb_gpio(struct lb_gpio *gpio, int num,
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int polarity, const char *name, int force)
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{
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memset(gpio, 0, sizeof(*gpio));
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gpio->port = num;
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gpio->polarity = polarity;
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if (force >= 0)
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gpio->value = force;
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else if (num >= 0)
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gpio->value = get_gpio(num);
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strncpy((char *)gpio->name, name, GPIO_MAX_NAME_LENGTH);
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}
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void fill_lb_gpios(struct lb_gpios *gpios)
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{
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struct lb_gpio *gpio;
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gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio));
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gpios->count = GPIO_COUNT;
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gpio = gpios->gpios;
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fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "write protect", 0);
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fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "recovery", REC_MODE_SETTING);
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fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "developer", DEV_MODE_SETTING);
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fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "lid", 1); // force open
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fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "power", 0);
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fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "oprom", oprom_is_loaded);
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}
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#endif
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int get_developer_mode_switch(void)
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{
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return DEV_MODE_SETTING;
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}
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int get_recovery_mode_switch(void)
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{
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return REC_MODE_SETTING;
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}
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int get_write_protect_state(void)
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{
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return 0;
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}
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